目的探讨治疗脑胶质瘤的化疗药物持续作用及短时作用的疗效。
Objective To study the effect of chemotherapeutic drug on brain glioma by the method of continuous exposure chemotherapy and brief exposure chemotherapy.
通过多年实际应用发现,长期使用臭氧空气消毒,具有一定的持续作用。
The discovery based on years of practical application reveals that it has a sustained effect to sterilize with ozone for a long time.
幽默的好处可以持续作用24个小时——这可能就是为什么我们说“大笑是最好的良药”。
The benefits of humour can last up to 24 hours—this may be why we say “laughter is the best medicine.”
The fact that you don't need a force for it to move forever at a given speed in a given direction, that's not obvious, because in daily life you don't see that.
对于物体不需要力的作用就能保持,确定的速度和方向持续运动这一事实,它并非显而易见,因为在日常生活中你看不到这种情况
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